US 12,258,721 B2
Subsea anchorage installation system
Richard Samuel Kelway Argall, Kailua, HI (US); Donald Casela Lasser, Honolulu, HI (US); and Gregory John Rocheleau, Honolulu, HI (US)
Assigned to Makai Ocean Engineering, Inc.
Filed by Makai Ocean Engineering, Inc., Waimanalo, HI (US)
Filed on Jun. 5, 2023, as Appl. No. 18/329,361.
Application 18/329,361 is a continuation of application No. 17/694,314, filed on Mar. 14, 2022, granted, now 11,713,552.
Claims priority of provisional application 63/160,385, filed on Mar. 12, 2021.
Prior Publication US 2023/0304248 A1, Sep. 28, 2023
Int. Cl. E02B 17/00 (2006.01)
CPC E02B 17/0008 (2013.01) 21 Claims
OG exemplary drawing
 
1. A subsea anchorage installation system, comprising:
a variable volume grout storage chamber configured to transport dry grout therein;
a water injection port configured to enable water to be injected into the variable volume grout storage chamber for mixing with the dry grout to form a grout mixture after the variable volume grout storage chamber is under water, wherein the variable volume grout storage chamber is configured to expand from a collapsed configuration as water is injected through the water injection port; and
a paddle disposed in the variable volume grout storage chamber, wherein the paddle is configured to mix the dry grout and water received through the water injection port into the grout mixture.
 
15. A method of installing anchoring elements in a seafloor, comprising:
transporting dry grout to the seafloor in a variable volume grout storage chamber, wherein the transported dry grout is maintained dry at the seafloor within the variable volume grout storage chamber; and
mixing the transported dry grout and water to form a grout mixture within the variable volume grout storage chamber at the seafloor.